AS Tallink Grupp
Cluster stats
| Netblocks | 6 |
| All fragments | 1,038 blocks across 246 clusters |
| Cluster ID | 191612481 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 9 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 91.195.246.0/23 | AS Tallink Grupp | BGP | ANNOUNCED | ● high |
| 91.195.246.0/23 | AS Tallink Grupp | RIPE | ASSIGNED PI | ● high |
| 193.143.8.0/21 | AS Tallink Grupp | RIPE | ASSIGNED PI | ● high |
| 193.143.8.0/21 | AS Tallink Grupp | BGP | ANNOUNCED | ● high |
| 193.143.240.0/21 | AS Tallink Grupp | RIPE | ASSIGNED PI | ● high |
| 193.143.240.0/21 | AS Tallink Grupp | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(6 of 6)
Possible discrepancies (6)
These blocks are registered to AS Tallink Grupp but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 193.143.240.0/21 /21 | authorized for AS1759 — Telia Finland Oyj |
| 193.143.8.0/21 /21 | authorized for AS1759 — Telia Finland Oyj |
| 193.143.8.0/21 /21 | authorized for AS1759 — Telia Finland Oyj |
| 193.143.240.0/21 /21 | authorized for AS1759 — Telia Finland Oyj |
| 91.195.246.0/23 /23 | authorized for AS1759 — Telia Finland Oyj |
| 91.195.246.0/23 /23 | authorized for AS1759 — Telia Finland Oyj |
NIC Handles
AS43958
DUMY-RIPE
DUMY-RIPE
MNT-IPTRON
MNT-IPTRON
ORG-TG34-RIPE
RIPE-NCC-END-MNT
TALLINK-MNT
TALLINK-SILJA-MNT